South Dakota 2016 Senate Election Polls
|Nielson Brothers||10/31/2016||600 LV||54%||35%||11%|
|Remington Research||10/23/2016||1,115 LV||57%||36%||7%|
†The average includes the most recent poll from each source within the past 30 days, up to a maximum of five. If five polls are found, and there are other qualifying polls on that same calendar date, those will also be included.